Marquise|Lab Grown|IGI

4.90ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG831649013

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831649013

Diamond specifications and retailer prices

From $1,028 AUD

£567 GBP

As of October 27, 2026

Save $6,392 AUD (86%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: $7,420 AUD at Brilliant Earth · As of November 2, 2026

View at Brilliant Earth

About this 4.9ct lab-grown marquise diamond

This 4.9ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831649013 or 831649013. Listed at 24 retailers as of October 27, 2026, with prices from $1,028 to $7,420, a $6,392 spread on the same certified stone. Brilliant Earth lists it at $7,420. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.90

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle32.8°

Pavilion angle40.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG831649013

Dimensions17.46 × 9.14 × 5.51 mm

L/W Ratio1.91

Girdle conditionFaceted

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG831649013

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27

Current: $7,420 AUD|Low: $1,024 AUD|High: $13,242 AUD|Avg: $3,649 AUD|-44.0%

Brilliant Earth

Retailer 2

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Retailer 21

November 2, 2026

Retailer 18$1,028 AUD

Retailer 7$1,107 AUD

Retailer 13$1,315 AUD

Retailer 5$1,398 AUD

Retailer 17$1,777 AUD

Retailer 19$1,828 AUD

Retailer 8$1,866 AUD

Retailer 6$2,417 AUD

Retailer 21$2,475 AUD

Retailer 2$2,554 AUD

Retailer 3$2,907 AUD

Retailer 12$3,610 AUD

Retailer 9$3,767 AUD

Retailer 15$3,784 AUD

Retailer 4$3,915 AUD

Retailer 10$3,959 AUD

Retailer 20$4,514 AUD

Retailer 14$5,020 AUD

Retailer 16$5,331 AUD

Retailer 11$7,049 AUD

Brilliant Earth$7,420 AUD

30 data points across 21 retailers

24 retailers$1,028 AUD to $7,420 AUD

Retailer 1

$1,000 AUD

$701 USD

Price last confirmed 16 days ago

Retailer 2

$1,028 AUD

£567 GBP

View

Retailer 3

$1,089 AUD

$763 USD

View

Price last confirmed 18 days ago

Retailer 4

$1,160 AUD

$813 USD

View

Price last confirmed 23 days ago

Retailer 5

$1,315 AUD

HK$7,200 HKD

View

Retailer 6

$1,398 AUD

$980 USD

View

Price last confirmed 5 days ago

Retailer 7

$1,777 AUD

€1,186 EUR

View

Retailer 8

$1,828 AUD

£1,009 GBP

View

Retailer 9

$1,866 AUD

$1,308 USD

View

Price last confirmed 12 days ago

Retailer 10

$2,417 AUD

ZAR 27,361 ZAR

View

Price last confirmed 14 days ago

Retailer 11

$2,475 AUD

View

Price last confirmed 12 days ago

Retailer 12

$2,554 AUD

$1,790 USD

View

Retailer 13

$2,907 AUD

$2,037 USD

View

Retailer 14

$3,262 AUD

$2,286 USD

View

Price last confirmed 17 days ago

Retailer 15

$3,610 AUD

£1,992 GBP

View

Price last confirmed 17 days ago

Retailer 16

$3,767 AUD

$2,640 USD

View

Price last confirmed 8 days ago

B+

Retailer 17

$3,784 AUD

SGD 3,584 SGD

View

Retailer 18

$3,915 AUD

$2,744 USD

View

Price last confirmed 7 days ago

B+

Retailer 19

$3,959 AUD

$2,775 USD

View

B+

Retailer 20

$4,514 AUD

£2,491 GBP

View

Retailer 21

$5,020 AUD

View

Price last confirmed 30 days ago

Retailer 22

$5,331 AUD

$3,736 USD

View

Retailer 23

$7,049 AUD

$4,940 USD

View

Most Expensive

Brilliant Earth

21633447A · Nov 2

$7,420 AUD

$5,200 USD

View

23 more retailers have this diamond

Prices start from $1,028 AUDSave up to $6,392 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

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